The engine code explains the problem of the car engine and meaning of the code is the explanation. If you find the real meaning of the code, you will understand the problem. The car engine code comes if any problem is found in the car engine. The car engine P2512 Code appeared on the car engine code reader after it is tested. It seems that here the powertrain is the faulty and you need to fix this problem. However, it is very cheap to solve this problem from the car engine. Even, you do not need to fix the engine problem by changing any parts of the car engine.